SKU: 57569885180

HTH pH Up: Spa pH Increaser

Sale price$12.59 Regular price$13.99
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 16 - Jul 21

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Description

HTH pH Up: Spa pH IncreaserBalance the pH levels in your spa water using our spa pH increaser for beautiful clarity, improved sanitizer efficiency and a more relaxing experience. Our pH increaser increases pH levels in spas and hot tubs for healthy and clear spa water Allows sanitizer to work more effectively prevents corrosion of spa surfaces and equipment Contains mineral crystals HTH spa pH Up is formulated to provide a more relaxing spa experience. Compatible with all spas

Balance the pH levels in your spa water using our spa pH increaser for beautiful clarity, improved sanitizer efficiency and a more relaxing experience.


  • Our pH increaser increases pH levels in spas and hot tubs for healthy and clear spa water
  • Allows sanitizer to work more effectively
  •  prevents corrosion of spa surfaces and equipment


Contains mineral crystals

HTH spa™ pH Up is formulated to provide a more relaxing spa experience.


Compatible with all spas

HTH spa™ pH Up is great for all spas, including bromine, chlorine and biguanide.


You’re all clear with HTH™

For best results, use HTH spa™ Test Strips twice a week to test, and use our spa pH increaser to balance and maintain total pH levels between 7.2 and 7.8 ppm.


How to use

HTH spa™ Care pH Up: Spa pH Increaser


Test Your Spa Water

Use HTH spa™ Test Strips to test your spa water twice weekly. pH levels should be maintained between 7.2 and 7.8 ppm.


Apply HTH spa™ pH Up

If the pH level measures below 7.2 ppm, apply pH Up directly to the filter skimmer with the spa circulation system running. Refer to the on-pack chart for correct dosage.


Re-check pH Levels

After the spa circulation system has been running for 30 minutes, re-test pH and add more pH Up if necessary.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 57569885180

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4.2 ★★★★★
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Ethan Siqueiros
Cuba, US
★★★★★ 4
Great watch for the price
Color: Tan/Tan/Tan, Color: Tan/Tan/Tan
Great looking watch. The band material feels really comfortable and long lasting. Only problem I have with it is that the second hand is slightly off when aligned to the 12. Not a huge deal just a minor detail
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 21, 2025
J
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Jason
Birmingham, US
★★★★★ 5
Great casual watch
Color: Blue/Blue/Blue/solar
Has become my casual weekend watch. Can easily swap out the bands with no issue. I love that I no longer have to replace a watch battery.
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Reviewed in the United States on April 2, 2026
R
Verified Purchase
Roger Ixcoy
Grantham, US
★★★★★ 5
Absolutely worth it’s price
Color: Black/Black/Black
First time purchasing a watch on Amazon and it has been a great purchase 100% recommend it for anyone looking for something affordable and well designed.
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Reviewed in the United States on March 9, 2024
C
Verified Purchase
claud009
Cuba, US
★★★★★ 1
Unreliable watch.
Color: Blue/Blue/Blue/solar
Unfortunately this watch stop working within two months of purchase.
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Reviewed in the United States on January 19, 2026
D
Verified Purchase
DO'D
Phoenix, US
★★★★★ 5
Long time Timex ironman digital owner. First analog watch I've owned in a long, long time. LOVE IT.
Color: Black/Black/Black
Long time Timex iron man digital owner. First analog watch I've owned in a long, long time. LOVE IT. I don't know I'd go swimming or kayaking with this -- might be fine -- but for "dry land" this is a great watch, good band, for a reasonable price. It's battery powered, but that's OK with me.
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Reviewed in the United States on September 14, 2024

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